13 results
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- GI tract: abdominal ... < 30 years - Aorta ... branches • GCA: - Aorta ... Supply gut -> abdominal ... #rheumatology #
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... Etiology: • Vascular ... /HSP • Cryoglobulinemia ... #Differential #Diagnosis ... #hematology #rheumatology
Diagnosis of IgA Vasculitis (Henoch-Schönlein Purpura) - French Vasculitis Study Group 

1) Suggestive clinical manifestations
Diagnosis of IgA ... of patients : abdominal ... the skin, with vascular ... HenochSchonleinPurpura #HSP ... #Diagnosis #Rheumatology
AAA Endoleak on POCUS

80 y/o w severe abdominal pain, one year after endoprosthesis stent of an
80 y/o w severe abdominal ... endoprosthesis stent of an abdominal ... provides an instant diagnosis ... AAA #clinical #aorta ... #ultrasound #vascular
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
< 30 years • Aorta ... pulse deficits vascular ... Arteritis): • Aorta ... of shoulder and hip ... #Rheumatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Butterfly rash, Vasculitis ... Aseptic necrosis of hip ... valve lesions Abdominal ... signs #symptoms #diagnosis ... #rheumatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential Diagnosis ... Disruptions in vascular ... ITP - APLS - HIT ... Skin biopsy • Abdominal ... ultrasound #
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Vascular Sludging ... HBV infection, HIV ... Labs/Diagnosis: ... Cryoglobulins #diagnosis ... classification #rheumatology
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
predispose to other orthopedic ... Avascular necrosis ... common sites: hip ... #differential #diagnosis ... #causes #hematology
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
- Differential Diagnosis ... Hematological: - HIT ... atheroemboli) • Aorta ... 19 - PNH - Vasculitis ... #vascular